// Generated from E:/ideaDownload/antlrg4Demo/src/main/java/com/yz/antlr/hello/g4\Hello.g4 by ANTLR 4.9.2
package com.yz.antlr.hello.g4;

import org.antlr.v4.runtime.ParserRuleContext;
import org.antlr.v4.runtime.tree.ErrorNode;
import org.antlr.v4.runtime.tree.TerminalNode;

/**
 * This class provides an empty implementation of {@link HelloListener},
 * which can be extended to create a listener which only needs to handle a subset
 * of the available methods.
 */
public class HelloBaseListener implements HelloListener {
	/**
	 * {@inheritDoc}
	 *
	 * <p>The default implementation does nothing.</p>
	 */
	@Override public void enterCompilation_unit(HelloParser.Compilation_unitContext ctx) { }
	/**
	 * {@inheritDoc}
	 *
	 * <p>The default implementation does nothing.</p>
	 */
	@Override public void exitCompilation_unit(HelloParser.Compilation_unitContext ctx) { }
	/**
	 * {@inheritDoc}
	 *
	 * <p>The default implementation does nothing.</p>
	 */
	@Override public void enterProg(HelloParser.ProgContext ctx) { }
	/**
	 * {@inheritDoc}
	 *
	 * <p>The default implementation does nothing.</p>
	 */
	@Override public void exitProg(HelloParser.ProgContext ctx) { }
	/**
	 * {@inheritDoc}
	 *
	 * <p>The default implementation does nothing.</p>
	 */
	@Override public void enterLevel_num(HelloParser.Level_numContext ctx) { }
	/**
	 * {@inheritDoc}
	 *
	 * <p>The default implementation does nothing.</p>
	 */
	@Override public void exitLevel_num(HelloParser.Level_numContext ctx) { }

	/**
	 * {@inheritDoc}
	 *
	 * <p>The default implementation does nothing.</p>
	 */
	@Override public void enterEveryRule(ParserRuleContext ctx) { }
	/**
	 * {@inheritDoc}
	 *
	 * <p>The default implementation does nothing.</p>
	 */
	@Override public void exitEveryRule(ParserRuleContext ctx) { }
	/**
	 * {@inheritDoc}
	 *
	 * <p>The default implementation does nothing.</p>
	 */
	@Override public void visitTerminal(TerminalNode node) { }
	/**
	 * {@inheritDoc}
	 *
	 * <p>The default implementation does nothing.</p>
	 */
	@Override public void visitErrorNode(ErrorNode node) { }
}